Workers were heating coal and preparing for routine maintenance when an explosion rocked a U.S. Steel plant outside ...

The Clairton Coke Works, where an explosion killed two workers and injured 10, has a history of maintenance issues, ...

Data from the EPA and OSHA provide a glimpse into some of the previous violations and injury reports at the Clairton Coke ...

U.S. Steel Clairton Coke Works' current limited coke-making capacity due to Monday's explosion is prompting concerns.

The health department began deploying mobile air units Thursday provided by Pennsylvania’s Department of Environmental ...

Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...

Family members tell Pittsburgh's Action News 4 Steven Menefee, a father of two, was a loving man who would give you the shirt ...

The Allegheny County Health Department announced that Mobile Air Units will be deployed in the Mon Valley Thursday and Friday ...

A worker who lived through the explosion and rescue efforts at the U.S. Steel plant in Clairton, near Pittsburgh, tells his story.

Concerns for air quality linger after Monday's explosion in Clairton Donald Trump reacts to Melania's $1B defamation threat ...

Regulators are temporarily stepping up pollution monitoring in the Mon Valley after a deadly explosion at U.S. Steel’s ...